S-91475A535 0.252" ID x 0.487" OD ASME B18.21.1; MS35338-44 Mil. Spec. Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance through the split lock design that maintains constant tension and prevents fastener loosening under dynamic loads
• Enhanced corrosion protection with cadmium-plated steel construction for extended service life in demanding industrial environments
• Precision dimensional compatibility with 0.252" ID specifically engineered for reliable performance with 1/4" screws
• Optimized load distribution through 0.487" OD design that minimizes surface stress and prevents material damage
• Consistent mechanical performance ensured by Rockwell C38 hardness rating for reliable spring action and durability
• Industry-standard compliance with ASME B18.21.1 and MS35338-44 specifications for guaranteed quality and interchangeability
• Robust thickness design at 0.062" provides optimal deflection characteristics while maintaining structural integrity

Professional Applications & Engineering Value

This cadmium-plated steel split lock washer delivers critical vibration-resistant performance for industrial applications where fastener security is paramount. The standard split lock design creates continuous spring tension that compensates for thermal expansion, vibration, and load variations in machinery, automotive, and heavy equipment assemblies. Engineered to ASME B18.21.1 standards, this washer maintains reliable locking action in high-vibration environments where conventional fasteners typically fail. The cadmium plating provides essential corrosion resistance for extended service life in challenging conditions, while the precise 0.252" ID ensures perfect compatibility with 1/4" fasteners across various industrial applications requiring inch system components.

Specification Summary & Compliance

This split lock washer features precise dimensional specifications including 0.252" inner diameter, 0.487" outer diameter, and 0.062" thickness specifically designed for 1/4" screw applications. Manufactured to meet ASME B18.21.1 and MS35338-44 specifications, ensuring consistent quality and performance. The washer maintains Rockwell C38 hardness for optimal spring characteristics and is constructed from cadmium-plated steel for corrosion resistance. Complies with industry standards for dimensional accuracy and mechanical properties in inch measurement system applications.